#A02837#A02837

#A02837 is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.2% C 0.155 H 18.9°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#A02837
RGB	rgb(160, 40, 55)
HSL	hsl(353, 60%, 39%)
HSV	hsv(353, 75%, 63%)
CMYK	cmyk(0%, 75%, 65.6%, 37.3%)
CIE-LAB	lab(36.50, 49.49, 21.04)
CIE-LCH	lch(36.50, 53.78, 23.04°)
OKLab	oklab(47.18% 0.1469 0.0502)
OKLCH	oklch(47.18% 0.155 18.9)
XYZ	xyz(15.9473, 9.2694, 4.5631)
Luminance	0.0927 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A02837 #28A091

analogous

#A02873 #A02837 #A05528

triadic

#A02837 #37A028 #2837A0

tetradic

#A02837 #73A028 #28A091 #5528A0

square

#A02837 #73A028 #28A091 #5528A0

split-complementary

#A02837 #28A055 #2873A0

monochromatic

#3E1015 #6F1C26 #A02837 #CD384B #D96977

Accessibility & contrast

On white

7.36

#A02837 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#A02837 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A02837

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A02837	#FFFFFF	#000000	##FFFFFF
##A02837	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4637

Deuteranopia (green-blind)

#685F34

Tritanopia (blue-blind)

#B0002F

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a02837;
/* rgb */ color: rgb(160, 40, 55);
/* oklch */ color: oklch(47.2% 0.155 18.9);

Tailwind

colors: {
  custom: {
    50: '#c36c6d',
    500: '#a02837',
    950: '#000000',
  },
}

SCSS

$custom: #a02837;
$custom-light: #c36c6d;
$custom-dark: #000000;

JSON

{
  "hex": "#a02837",
  "rgb": {
    "r": 160,
    "g": 40,
    "b": 55
  },
  "hsl": {
    "h": 352.5,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47184,
    "c": 0.15526,
    "h": 18.9
  },
  "luminance": 0.09267
}

Semantic roles & 50–950 ramp

primary

#A02837

secondary

#64C0B4

accent

#E3CF45

background

#FCF6F6

surface

#F9ECEB

border

#D2C7C6

text

#140707

muted

#827A7A

Preview Lab

Preview with #A02837

Body copy rendered with the generated semantic roles for this colour.

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